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[209.132.180.67]) by mx.google.com with ESMTP id c10si4571137pge.396.2018.02.25.13.19.43; Sun, 25 Feb 2018 13:20:08 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@gmail.com header.s=20161025 header.b=P1hE+gVo; dkim=fail header.i=@linux-foundation.org header.s=google header.b=MUxFhZVF; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751906AbeBYVSk (ORCPT + 99 others); Sun, 25 Feb 2018 16:18:40 -0500 Received: from mail-it0-f51.google.com ([209.85.214.51]:33691 "EHLO mail-it0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751557AbeBYVSj (ORCPT ); Sun, 25 Feb 2018 16:18:39 -0500 Received: by mail-it0-f51.google.com with SMTP id w19so6022204ite.0 for ; Sun, 25 Feb 2018 13:18:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=7G9saUwJe8FOngE0OZHQn71Cb3DuIR5twWAikXac8Ic=; b=P1hE+gVoSudyev0Frpxq/ltiXPugmFt6vHTqEZ8E9uF5A72ZUFNElPPdBkHfcubVht 0TfoNoAFEcgeb0i3HrohXeaQ8z81z5dwD6/fs1gVqRugqKIAxjR/ukGtxG+eIDD3pB7u VEHE8trU84Y1ghc2ZtbShXfibIqe4Fj5QDdN23zUIrjpHIM1Ji1Jk/bCFXin4AqsNlnJ +xtGwXEBSy6dI3HBXjsfZst2dsryaeBAsyB7e9+jY4rYe1mVNBZGq766z3AfBDaJpGBT TUtxNP9lEgn/lp7mFIKzfmaI4o/cYHC5kBWBSm28QciUE936r5kUPjlNwoL/Yv1LP9Az Yu4w== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=7G9saUwJe8FOngE0OZHQn71Cb3DuIR5twWAikXac8Ic=; b=MUxFhZVFFp/SLS5GRdRt2Yfiwr/CzEoe4PFyxHeVojYUF/GUiuSv/5u/Y98aIUCx8n /wE8J1hPeGRijb2uz1w43ga4tPn14pRJLGPrOzGb2yfFY0RKsx+Q2fnyIhSZKoSKKV7d p7n7Nm8RCWgKQLQucMnWVKn3fLsiMf9ZJaQDo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=7G9saUwJe8FOngE0OZHQn71Cb3DuIR5twWAikXac8Ic=; b=YJ9wmpweRdSUFqnvfBVU/n8AshXye4xEqWdmcdalCn4RPrDv3iyL7A0WH10C2u0/d+ fx72BpKwjBejLULw4u5dvbKrpEnnYBjxyIx4GglISeftXVZ9DxDvIKP8YHF/rQa3xlyk XWO4VyM2smLEWsHyreabe1ZaC+uk/ZHdMSsjM4QRlgr3tyTatNrUhLLdvnjsBMoYut0K SP5TeUZUR6H+xetlxl3GYvuzCo5pTNJ6v8fTRAAUGKgzDMRf3ZfcPuFZCLAKFTrkZsuA fPcfXbE9Nn8G+tjXHQc7z8Pmh/NSwXMJvXFz92e59d2RJq0KyOyE3MWcquqVItO4RAb5 +9KA== X-Gm-Message-State: APf1xPCkMHrbwZe/zs1mi/giMyNoRfaNn+1C/Z1Xj3vGB1Up37X2ORtT Sabx0g/2DefgcyZulWPKH0JYRzJIozqV512flVw= X-Received: by 10.36.135.195 with SMTP id f186mr10513447ite.100.1519593518792; Sun, 25 Feb 2018 13:18:38 -0800 (PST) MIME-Version: 1.0 Received: by 10.107.135.221 with HTTP; Sun, 25 Feb 2018 13:18:38 -0800 (PST) In-Reply-To: <20180225150505.GD7144@yexl-desktop> References: <20180225150505.GD7144@yexl-desktop> From: Linus Torvalds Date: Sun, 25 Feb 2018 13:18:38 -0800 X-Google-Sender-Auth: a2bqmAybwkhs1TYXvSb9mxf3528 Message-ID: Subject: Re: [lkp-robot] [iversion] c0cef30e4f: aim7.jobs-per-min -18.0% regression To: kernel test robot Cc: Jeff Layton , LKML , LKP Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Feb 25, 2018 at 7:05 AM, kernel test robot wrote: > > FYI, we noticed a -18.0% regression of aim7.jobs-per-min due to commit: > > commit: c0cef30e4ff0dc025f4a1660b8f0ba43ed58426e ("iversion: make inode_cmp_iversion{+raw} return bool instead of s64") That looks very unlikely. Can you double-check that? Because it shouldn't even change anything apart from trivial compiler instruction selection. Linus